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Colemanite
Colemanite

Williamsite
Williamsite



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Colemanite
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Williamsite

Colemanite and Williamsite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.40-2.42
-
{010} Perfect, {001} Distinct
4.5
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
2.51-2.63
Conchoidal
Perfect
4
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Colemanite and Williamsite Chemical Formula

While comparing Colemanite and Williamsite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Colemanite and Williamsite chemical formula.

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Colemanite and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite Vs Williamsite during the identification of gemstone. Specific gravity of Colemanite is whereas that of Williamsite is .